本文给大家分享的是一个使用python制作的,可以实现刷网页流量的小工具,并给大家附上了详细代码,有需要的小伙伴可以参考下
准备
必须环境:
python3
开始
先实现一个简单的版本,直接上代码:
import urllib.request
import urllib.error
#创建get方法
def get(url):
code=urllib.request.urlopen(url).code
return code
if __name__ == '__main__':
#设置一些基本属性
url = "http://shua.jb51.net"
user_agent = "mozilla/5.0 (windows nt 10.0; win64; x64) applewebkit/537.36 (khtml, like gecko) chrome/51.0.2704.63 safari/537.36"
headers = {'user-agent':user_agent}
req = urllib.request.request(url, headers=headers)
#记录次数
i = 1
while 1:
code = get(url)
print('访问:'+str(code))
i = i+1
简单粗暴,刷的只是 pv,ip 没变,容易被搜索引擎发现,下面我们来改进一下
增加代理功能
给 get 方法添加以下代码:
random_proxy = random.choice(proxies)
proxy_support = urllib.request.proxyhandler({"http":random_proxy})
opener = urllib.request.build_opener(proxy_support)
urllib.request.install_opener(opener)
修改一下主方法:
if __name__ == '__main__':
url = "http://shua.jb51.net"
#添加代理列表,可以自行去百度获取
proxies = ["124.88.67.22:80","124.88.67.82:80","124.88.67.81:80","124.88.67.31:80","124.88.67.19:80","58.23.16.240:80"]
user_agent = "mozilla/5.0 (windows nt 10.0; win64; x64) applewebkit/537.36 (khtml, like gecko) chrome/51.0.2704.63 safari/537.36"
headers = {'user-agent':user_agent}
req = urllib.request.request(url, headers=headers)
i = 1
while 1:
#添加参数
code = get(url,proxies)
print('第'+str(i)+'次代理访问:'+str(code))
i = i+1
这样差不多了,不过有个 bug ,如果页面打不开了或者代理失效了,程序就自动结束了,接下来我们添加异常处理功能
异常处理
定义 mail 方法 ,用来发邮件提醒
def mail(txt):
_user = "你的账号"
_pwd = "你的密码"
_to = "收件账号"
msg = mimetext(txt, 'plain', 'utf-8')
#标题
msg["subject"] = "代理失效!"
msg["from"] = _user
msg["to"] = _to
try:
#这里我用的qq邮箱
s = smtplib.smtp_ssl("smtp.qq.com", 465)
s.login(_user, _pwd)
s.sendmail(_user, _to, msg.as_string())
s.quit()
print("success!")
except smtplib.smtpexception as e:
print("falied,%s" % e)
然后我们修改一下主方法:
if __name__ == '__main__':
url = "http://shua.jb51.net"
proxies = ["124.88.67.22:80","124.88.67.82:80","124.88.67.81:80","124.88.67.31:80","124.88.67.19:80","58.23.16.240:80"]
user_agent = "mozilla/5.0 (windows nt 10.0; win64; x64) applewebkit/537.36 (khtml, like gecko) chrome/51.0.2704.63 safari/537.36"
headers = {'user-agent':user_agent}
req = urllib.request.request(url, headers=headers)
i = 1
while 1:
try:
code = get(url,proxies)
print('第'+str(i)+'次代理访问:'+str(code))
i = i+1
except urllib.error.httperror as e:
print(e.code)
#添加mail方法
mail(e.code)
except urllib.error.urlerror as err:
print(err.reason)
#添加mail方法
mail(err.reason)
完成!
结语
代码只有短短的 50 行,程序还可以改进:
例如:代理列表自动获取,添加界面,扩展下多线程等等
最后给再给大家分享一个其他小伙伴的作品
import urllib2
import timeit
import thread
import time
i = 0
mylock = thread.allocate_lock()
def test(no,r):
global i
url = 'http://blog.csdn.net'
for j in range(1,r):
req=urllib2.request(url)
req.add_header("user-agent","mozilla/4.0 (compatible; msie 8.0; windows nt 6.1; trident/4.0)")
file = urllib2.urlopen(req)
print file.getcode();
mylock.acquire()
i+=1
mylock.release()
print i;
thread.exit_thread()
def fast():
thread.start_new_thread(test,(1,50))
thread.start_new_thread(test,(2,50))
fast()
time.sleep(15)
经测试,超过两个线程以上服务器就会出现503错误,所以2个线程刚好
以上就是python制作刷网页流量工具的代码实例的详细内容。